用作主语的从句叫做主语从句，引导主语从句的关联词主要有三类：That he finished the work in time surprised me.他准时完成了工作，让我吃惊2、从属连词whetherWhether he‘ll come here isn...

Speak比较庄重，表示某人(即讲者)在一段对话中所说的话较其它人多。举例： The Principal speaks to us every morning at the assembly.Tom, your boss wants to speak to you.Talk不及speak庄...

①This rope is twice longer than that one.这根绳的长度是那根绳的三倍。(比那根绳长二倍)②This hall is five times bigger than our classroom.这个大厅比我们的教室大五倍。(是我们教室的...

用于一段具体时间之后，表示从过去或将来算起的多长时间以后，但通常不指从现在算起的多久以后。It's rather later than I thought. 这比我想的还要晚。He left home later than usual. 他比平...

1.表示原因 1)There are three reasons for this. 2)The reasons for this are as follows. 3)The reason for this is obvious. 4)The reason for this is not far to seek. 5)The reason for t...

 aim atThe book (was) aimed at giving a general outline of this subject. 这本书的目的是要对这个问题作个大概描述。 assembleThe whole school (was) assembled in the main hal...

1.1 大多数位于动词后面Eg：I hope you can join us in the game.Find out / point out / figure out / turn out/ figure outEg： Can you figure out what the poet really means in this poem...

As more and more students tend to take computers to college, a hot discuss on this phenomenon attract people’s attention. Some say that students can use computers to study. Some t...

        Directions: For this part, you are allowed 30 minutes to write a composition on the topic Reserving a Seat. You should write at least 120...

1. had better的基本用法特点You'd better get some sleep．你最好去睡一会儿。We had better go before it rains. 我们最好在下雨前就去。 2. had better如何构成否定式和疑问式构成否定...